Fusco, Roberta, and Chiara Tesi. “The Walled Nuns of the Crypt of Santissima Annunziata in Valenza (Piedmont, Italy)”. Medicina Historica, vol. 3, no. 2, Aug. 2019, pp. 108-9, https://mattioli1885journals.com/index.php/MedHistor/article/view/8723.